Getting fresh, healthy food into low-income urban areas known as "food deserts" isn't as simple as it appears. For example, should food-justice advocates be celebrating when Walmart is the one bringing an oasis of fresh groceries to these deserts?

Philly's homegrown ag movement isn't just about getting more local produce into farmers markets. It's focused on farming as a source of jobs and skills for city residents as well as a means to provide them affordable, healthy food.